Well, Steelshapers Gift should be in your build
Its a win-win Red Grab the Prize Now Grab the Prize isnt breaking new ground when it comes to this effect
The strategy here is to use cards like Mulch and Organ Hoarder to generate powerful card advantage with flashback spells like Shadowbeast Sighting, Winterthorn Blessing, and disturb creatures
Earthcraft is by far the most potent of all three as you can use dorks for mana right away but you do need to be careful with your mana base so as to have basic lands commonplace
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Drain Life: Cost reducers can be used to reduce the X part of the mana cost
Dismantling Wave can cover your bases by completely clearing the field of artifacts and enchantments too, and while 8 mana is absurdly expensive for this effect, you do also receive a few upsides: This ability cant be countered by most counterspells This ability is available at instant speed You get to draw a card This wont always be worth the extra mana youd pay over something like Austere Command or Cleansing Nova, but when it is, its probably saving you from losing the game